CN220439755U - Energy storage device - Google Patents
Energy storage device Download PDFInfo
- Publication number
- CN220439755U CN220439755U CN202321642699.2U CN202321642699U CN220439755U CN 220439755 U CN220439755 U CN 220439755U CN 202321642699 U CN202321642699 U CN 202321642699U CN 220439755 U CN220439755 U CN 220439755U
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- CN
- China
- Prior art keywords
- energy storage
- storage device
- air
- battery cell
- mounting groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004146 energy storage Methods 0.000 title claims abstract description 58
- 230000017525 heat dissipation Effects 0.000 claims abstract description 23
- 238000002955 isolation Methods 0.000 claims description 26
- 238000009413 insulation Methods 0.000 claims description 12
- 238000005034 decoration Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 239000011229 interlayer Substances 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The embodiment of the utility model relates to the technical field of energy storage, in particular to an energy storage device, which comprises a shell, a shell body and a shell body, wherein the shell body is provided with a containing cavity, and an air inlet hole and an air outlet hole which are communicated with the containing cavity; the fan is arranged on the shell and corresponds to the air outlet; the battery cell assembly comprises a plurality of battery cells, wherein the battery cells are arranged in the accommodating cavity and are electrically connected, a heat dissipation air channel is formed between any two adjacent battery cells at intervals, and the heat dissipation air channel is respectively communicated with the air inlet hole and the air outlet hole. Through the mode, the overall heat dissipation effect of the battery cell is uniform, so that the safety and the service life of the battery cell are improved.
Description
Technical Field
The embodiment of the utility model relates to the technical field of energy storage, in particular to an energy storage device.
Background
Energy storage means refers to a device for storing energy for future use. In the prior art, energy memory includes casing, a plurality of electric core and fan, and the casing is provided with accepts the chamber, fresh air inlet and fresh air outlet, and fresh air inlet and fresh air outlet all communicate accepts the chamber, and a plurality of electric cores are in proper order and arrange in accepting the chamber to adjacent two electric cores are the laminating together, and the fan sets up in the casing, and the fan corresponds with the fresh air inlet. When the energy storage device is charged or discharged, the fan sucks air from the outside through the air inlet hole and enters the accommodating cavity, and then the air is discharged through the air outlet hole, so that heat dissipation is realized.
However, in implementing embodiments of the present utility model, the inventors found that: when the energy storage device is charged or discharged, because the two adjacent electric cores are attached together, the temperature in the middle of the electric cores which are stacked side by side is higher than that at two ends, heat dissipation is uneven, and the safety and the service life of the electric cores are seriously affected.
Disclosure of Invention
The embodiment of the utility model provides an energy storage device which has uniform heat dissipation and good heat dissipation effect.
In order to solve the technical problems, the utility model adopts a technical scheme that: the energy storage device comprises a shell, wherein an accommodating cavity, an air inlet and an air outlet are formed in the shell, and the air inlet and the air outlet are communicated with the accommodating cavity; the fan is arranged on the shell and corresponds to the air outlet; the battery cell assembly comprises a plurality of battery cells, wherein the battery cells are arranged in the accommodating cavity and are electrically connected, a heat dissipation air channel is formed between any two adjacent battery cells at intervals, and the heat dissipation air channel is respectively communicated with the air inlet hole and the air outlet hole.
Optionally, the plurality of electric cores are arranged in the accommodating cavity in an array manner, a main air duct is formed by arranging any two adjacent electric cores at intervals, a side air duct is formed by arranging any two adjacent electric cores in each row at intervals, and the side air duct is communicated with the main air duct to form the heat dissipation air duct.
Optionally, the energy storage device further comprises a plurality of isolation frames, one isolation frame is arranged on one side air duct, the isolation frames are in butt joint with two adjacent electric cores, the isolation frames are provided with air guide holes, and the air guide holes are communicated with the main air duct.
Optionally, the isolation frame is provided with a first surface and a second surface which are opposite, the first surface is provided with a first mounting groove, the second surface is provided with a second mounting groove, one end of one cell extends into the first mounting groove, and one end of the other adjacent cell extends into the second mounting groove; the air guide holes penetrate through the isolation frame and are respectively communicated with the first mounting groove and the second mounting groove.
Optionally, the energy storage device further comprises a flexible member, and the flexible member is arranged between the isolation frame and the battery cell.
Optionally, the number of the air guide holes is multiple, and the multiple air guide holes are arranged at intervals. Optionally, the energy storage device further comprises a wiring row; the shell is provided with a wiring port, one end of the wiring row is connected with the electrode of the battery cell, and the other end of the wiring row corresponds to the wiring port.
Optionally, a decoration panel is arranged at one end of the shell, a partition plate is arranged between the decoration panel and the battery cell assembly, the fan is fixedly connected with the partition plate, the fan is positioned in a space formed by connecting the decoration panel and the partition plate, and the wiring port is communicated with the space; the air outlet is arranged on the decoration panel.
Optionally, an insulating sleeve is arranged on the interlayer board, the insulating sleeve corresponds to the wiring port, and wraps one end of the wiring row extending into a space formed by connecting the decorative panel and the interlayer board.
Optionally, the energy storage device further comprises an insulation pad, the insulation pad is located between the housing and the battery cell, and the insulation pad is used for isolating the housing and the battery cell.
The beneficial effects of the embodiment of the application are that: when the energy storage device is charged or discharged, under the condition that the air is driven by the fan to flow, external air flows into the heat dissipation air channel between the adjacent battery cells from the air inlet, and the air in the heat dissipation air channel is further discharged from the air outlet, so that the whole heat dissipation of the battery cells is uniform, and the safety and the service life of the battery cells are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and that other drawings may be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a diagram of an embodiment of the present utility model providing an energy storage device;
FIG. 2 is an exploded view of an embodiment of the present utility model providing an energy storage device;
FIG. 3 is a view of a housing of an energy storage device according to an embodiment of the present utility model;
FIG. 4 is a view of a battery cell assembly of an energy storage device according to an embodiment of the present utility model;
FIG. 5 is a view of an isolation rack for providing an energy storage device according to an embodiment of the present utility model;
FIG. 6 is another view of an isolation shelf of an energy storage device provided by an embodiment of the present utility model;
fig. 7 is an assembly diagram of a flexible member and a spacer for an energy storage device according to an embodiment of the present utility model.
Reference numerals:
100. an energy storage device;
10. a housing; 101. a housing chamber; 102. an air inlet hole; 103. an air outlet hole; 104. a wiring port; 105. a decorative panel;
20. a fan; 30. a cell assembly; 301. a battery cell; 302. a heat dissipation air duct; 303. a main air duct; 304. a side air duct;
40. an isolation frame; 401. a first surface; 402. a first mounting groove; 403. a second surface; 404. a baffle; 405. a second mounting groove; 406. an air guide hole;
50. a flexible member; 60. a wiring row; 70. an insulating sleeve; 80. a separator plate; 90. an insulating pad.
Detailed Description
In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, an energy storage device 100 includes a housing 10, a fan 20 and a battery cell assembly 30, the housing 10 is provided with a housing cavity 101, an air inlet 102 and an air outlet 103, the air inlet 102 and the air outlet 103 are both connected to the housing cavity 101, the fan 20 is disposed on the housing 10, the fan 20 corresponds to the air outlet 103, and the battery cell assembly 30 is disposed in the housing cavity 101. When the energy storage device 100 is charged or discharged, when the fan 20 drives the air to flow, the external air flows into the housing chamber 101 through the air inlet hole 102, and the air in the housing chamber 101 is discharged through the air outlet hole 103. The fan 20 may draw air from the housing chamber 101 from the air outlet 103, or the fan 20 may draw external air from the air outlet 103 into the housing chamber 101, not limited thereto.
For the above-mentioned battery cell assembly 30, referring to fig. 4, the battery cell assembly 30 includes a plurality of battery cells 301, the plurality of battery cells 301 are disposed in the accommodating cavity 101, and the plurality of battery cells 301 are disposed in the accommodating cavity 101 in an array, so that the battery cells 301 form at least one row and the plurality of battery cells 301 are electrically connected. In this embodiment of the application, a plurality of electric cores 301 are arranged in an array to form two rows, two rows of electric cores 301 are arranged at intervals to form a main air duct 303, the main air duct 303 corresponds to the air outlet 103, any two adjacent electric cores 301 in each row of electric cores 301 are arranged at intervals to form a side air duct 304, the side air duct 304 corresponds to the air inlet 102, the side air duct 304 is communicated with the main air duct 303 to form a heat dissipation air duct, and the heat dissipation air duct 302 is respectively communicated with the air inlet 102 and the air outlet 103. When the energy storage device 100 is charged or discharged, under the condition that the fan 20 drives the air to flow, the external air enters each side air duct 304 from the air inlet hole 102, each side air duct 304 is converged to the main air duct 303, and then the air in the main air duct 303 is discharged from the air outlet hole 103.
The energy storage device 100 further includes a plurality of isolation frames 40, as shown in fig. 2, the isolation frames 40 are disposed between two adjacent cells 301 in each row, that is, the isolation frames 40 are disposed in a side air duct 304, and the isolation frames 40 are abutted with the two adjacent cells 301. As shown in fig. 5 in combination with fig. 6, the isolation frame 40 is provided with a first surface 401 and a second surface 403 which are opposite, the first surface 401 is provided with a first mounting groove 402, the second surface 403 is protruded with a plurality of baffles 404, the baffles 404 and the second surface 403 enclose a second mounting groove 405 together, one end of one cell 301 of two adjacent cells 301 extends into the first mounting groove 402 of the isolation frame 40, one end of the other cell 301 extends into the second mounting groove 405 of the isolation frame 40, and the first mounting groove 402 and the second mounting groove 405 both have a positioning function on the cell 301.
The above-mentioned isolation frame 40 is further provided with a plurality of air guide holes 406, as shown in fig. 2 and fig. 6, the plurality of air guide holes 406 are arranged at intervals, the isolation frame 40 is penetrated along the direction perpendicular to the first surface 401 toward the second surface 403, the air guide holes 406 are respectively communicated with the first mounting groove 402 and the second mounting groove 405, the air guide holes 406 are located in the second mounting groove 405, the air guide holes 406 are communicated with the main air duct 303, and the air guide holes 406 correspond to the air inlet holes 102.
For the above-mentioned energy storage device 100, the energy storage device 100 further includes the flexible member 50, as shown in fig. 2 and fig. 7, the flexible member 50 is foam, the flexible member 50 is disposed at the bottom of the first mounting groove 402, the flexible member 50 has an insulating function, and the flexible member 50 can also provide shock absorption for the battery cell 301, so as to reduce the risk of damaging the battery cell 301.
For the above-mentioned energy storage device 100, referring to fig. 2, the energy storage device 100 includes two wiring rows 60, one end of one wiring row 60 is connected to the positive electrode of the battery 301 after being connected side by side, and one end of the other wiring row 60 is connected to the negative electrode of the battery 301 after being connected side by side. The outer surface of the shell 10 is provided with two wiring ports 104, the two wiring ports 104 are arranged on the decoration panel 105, one end of one wiring row 60 is connected with the positive electrode of the battery cell assembly 30, and the other end corresponds to one of the wiring ports 104; one end of the other terminal block 60 is connected to one end of the cell assembly 30, and the other end corresponds to the other terminal port 104. When the energy storage device 100 is charged or discharged, two external connection terminals are respectively plugged into the two connection ports 104, so as to realize input or output of a power supply.
For the above-mentioned energy storage device 100, referring to fig. 2, the energy storage device 100 further includes an insulation sleeve 70 and a separator plate 80, the insulation sleeve 70 is made of an insulation material, the separator plate 80 is disposed at one end of the accommodating cavity 101, the insulation sleeve 70 is disposed on the separator plate 80, and the insulation sleeve 70 is located between the separator plate 80 and the housing 10. The insulating sleeves 70 are fixedly connected with the interlayer plates 80, one end of the wiring row 60 extends into the insulating sleeves 70, and the positions of the two insulating sleeves 70 respectively correspond to the positions of the two wiring ports 104.
The fan 20 is fixed between the partition plate 80 and the decorative panel 105, and the wiring port 104 is in communication with the inner space of the decorative panel 105. When the fan 20 is operated, the air at the position of the wiring port 104 can be driven to circulate, so as to realize heat dissipation of the wiring row 60.
For the above-mentioned energy storage device 100, referring to fig. 2, the energy storage device 100 further includes an insulation pad 90, the insulation pad 90 is made of an insulation material, the insulation pad 90 is located between the housing 10 and the battery cell 301, and the insulation pad 90 is used for isolating the housing 10 and the battery cell 301. The insulating pad 90 also provides shock absorption to the cell 301, reducing the risk of damage to the cell 301.
The technical effects of the embodiment of the application are as follows: when the energy storage device 100 is charged or discharged, under the condition that the fan 20 drives the air to flow, the external air flows into the heat dissipation air channel 302 between the adjacent battery cells 301 from the air inlet hole 102, and the air in the heat dissipation air channel 302 is further discharged from the air outlet hole 103, so that the whole battery cells 301 dissipate heat uniformly, and the safety and the service life of the battery cells 301 are improved.
The following is a detailed description of the working principles of the embodiments of the present application: when the energy storage device 100 is charged or discharged, part of the electric energy is converted into heat energy to heat the battery cell 301, and the fan 20 arranged on the housing 10 can cause the gas in the accommodating cavity 101 to flow, so that the high-temperature gas in the accommodating cavity 101 is discharged to the outside, and heat dissipation of the battery cell 301 is realized. Specifically, the external air with low temperature flows into each air guiding hole 406 from the air inlet 102, and the air guiding holes 406 are connected to the first mounting groove 402 and the second mounting groove 405, so that the heat generated between the adjacent cells 301 is transferred to the main air duct 303 through the flowing air, and the main air duct 303 is further transferred to the air outlet 103 to be discharged outside.
It should be noted that the description of the present utility model and the accompanying drawings illustrate preferred embodiments of the present utility model, but the present utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are not to be construed as additional limitations of the utility model, but are provided for a more thorough understanding of the present utility model. The above-described features are further combined with each other to form various embodiments not listed above, and are considered to be the scope of the present utility model described in the specification; further, modifications and variations of the present utility model may be apparent to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be included within the scope of this utility model as defined in the appended claims.
Claims (8)
1. An energy storage device, comprising:
the shell is provided with a containing cavity, and an air inlet and an air outlet which are communicated with the containing cavity;
the fan is arranged on the shell and corresponds to the air outlet;
the battery cell assembly comprises a plurality of battery cells, the battery cells are arranged in the accommodating cavity and are electrically connected, a heat dissipation air channel is formed between any two adjacent battery cells at intervals, and the heat dissipation air channel is respectively communicated with the air inlet hole and the air outlet hole;
the plurality of electric cores are arranged in the accommodating cavity in an array manner, a main air channel is formed by arranging any two adjacent electric cores at intervals, a side air channel is formed by arranging any two adjacent electric cores in each row of electric cores at intervals, and the side air channel is communicated with the main air channel to form the heat dissipation air channel;
the energy storage device further comprises a plurality of isolation frames, one isolation frame is arranged on one side air duct, the isolation frames are in butt joint with two adjacent electric cores, the isolation frames are provided with air guide holes, and the air guide holes are communicated with the main air duct.
2. The energy storage device of claim 1, wherein the energy storage device comprises a housing,
the isolation frame is provided with a first surface and a second surface which are opposite, the first surface is provided with a first mounting groove, the second surface is provided with a second mounting groove, one end of one battery cell extends into the first mounting groove, and one end of the other adjacent battery cell extends into the second mounting groove;
the air guide holes penetrate through the isolation frame and are respectively communicated with the first mounting groove and the second mounting groove.
3. The energy storage device of claim 2, wherein the energy storage device comprises a housing,
the number of the air guide holes is multiple, and the air guide holes are arranged at intervals.
4. The energy storage device of claim 1, wherein the energy storage device comprises a housing,
the energy storage device further comprises a flexible piece, and the flexible piece is arranged between the isolation frame and the battery cell.
5. The energy storage device of claim 1, wherein the energy storage device comprises a housing,
the energy storage device further comprises a wiring row;
the shell is provided with a wiring port, one end of the wiring row is connected with the electrode of the battery cell, and the other end of the wiring row corresponds to the wiring port.
6. The energy storage device of claim 5, wherein the energy storage device comprises,
a decorative panel is arranged at one end of the shell, a partition plate is arranged between the decorative panel and the battery cell assembly, the fan is fixedly connected with the partition plate, the fan is positioned in a space formed by connecting the decorative panel and the partition plate, and the wiring port is communicated with the space;
the air outlet is arranged on the decoration panel.
7. The energy storage device of claim 6, wherein the energy storage device comprises a housing,
the insulation sleeve is arranged on the interlayer plate, corresponds to the wiring port in position and wraps one end of the wiring row extending into a space formed by connecting the decoration panel and the interlayer plate.
8. The energy storage device of claim 1, wherein the energy storage device comprises a housing,
the energy storage device further comprises an insulating pad, wherein the insulating pad is located between the shell and the battery cell and is used for isolating the shell and the battery cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321642699.2U CN220439755U (en) | 2023-06-26 | 2023-06-26 | Energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321642699.2U CN220439755U (en) | 2023-06-26 | 2023-06-26 | Energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220439755U true CN220439755U (en) | 2024-02-02 |
Family
ID=89688166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321642699.2U Active CN220439755U (en) | 2023-06-26 | 2023-06-26 | Energy storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220439755U (en) |
-
2023
- 2023-06-26 CN CN202321642699.2U patent/CN220439755U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |